Requisition Deliver-to goes on PO distribution Deliver-to, don't show on invoice match

Greetings,

     In E-Business tax setup, our team found tax depends on ship-to locations. To that end, our Requisitioners place the deliver-to to their locations. POs bring in the requisitions and place the requisition deliver-to value in the distribution record under the shipment line. The shipment line has different ship-to location so as the PO header. When invoices are matches with PO, Line, and distribution, the ship-to from the shipment line is brought to the invoice line and not the deliver-to on the PO shipment distribution. Our process requires that the match brings in the deliver-to from the requisition to the